feat(content_management): add force refresh to repository update subscriptions

- Add `forceRefresh: true` parameter to `LoadHeadlinesRequested`, `LoadTopicsRequested`, and `LoadSourcesRequested` events
- This ensures that the content management bloc refreshes its data when updates are detected in the repositories

Author: fulleni

lib/content_management/bloc/content_management_bloc.dart

@@ -42,19 +42,28 @@ class ContentManagementBloc
     _headlineUpdateSubscription = _headlinesRepository.entityUpdated
         .where((type) => type == Headline)
         .listen((_) {
-          add(const LoadHeadlinesRequested(limit: kDefaultRowsPerPage));
+          add(const LoadHeadlinesRequested(
+            limit: kDefaultRowsPerPage,
+            forceRefresh: true,
+          ));
         });
 
     _topicUpdateSubscription = _topicsRepository.entityUpdated
         .where((type) => type == Topic)
         .listen((_) {
-          add(const LoadTopicsRequested(limit: kDefaultRowsPerPage));
+          add(const LoadTopicsRequested(
+            limit: kDefaultRowsPerPage,
+            forceRefresh: true,
+          ));
         });
 
     _sourceUpdateSubscription = _sourcesRepository.entityUpdated
         .where((type) => type == Source)
         .listen((_) {
-          add(const LoadSourcesRequested(limit: kDefaultRowsPerPage));
+          add(const LoadSourcesRequested(
+            limit: kDefaultRowsPerPage,
+            forceRefresh: true,
+          ));
         });
   }